package me.zbl.common.config;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * @author 郑保乐
 * @date 2017/9/4
 * <p>
 * @email 18333298410@163.dom
 * <p>
 * Describe:
 */
@Component
public class ApplicationContextRegister implements ApplicationContextAware {

  private static Logger logger = LoggerFactory.getLogger(ApplicationContextRegister.class);
  private static ApplicationContext APPLICATION_CONTEXT;

  /**
   * 获取容器
   *
   * @return
   */
  public static ApplicationContext getApplicationContext() {
    return APPLICATION_CONTEXT;
  }

  /**
   * 设置spring上下文
   *
   * @param applicationContext spring上下文
   *
   * @throws BeansException
   */
  @Override
  public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
    logger.debug("ApplicationContext registed-->{}", applicationContext);
    APPLICATION_CONTEXT = applicationContext;
  }

  /**
   * 获取容器对象
   *
   * @param type
   * @param <T>
   *
   * @return
   */
  public static <T> T getBean(Class<T> type) {
    return APPLICATION_CONTEXT.getBean(type);
  }
}